Rotating led screen can be used both for indoor and outdoor. The three triangular shape structure can hold 9 small screens in total and each rotates in different speed. When rotation ends, all screen will be stopped and form a complete advertising images or broadcast video as you need. The unique design is perfect for major airport, railway station, high-end shopping center, squares, main station,shopping mall,building landmark,etc.If you are interested in it,please contact me: